JavaScript
🗂️ Objects
Group related data with properties and methods, and learn how to iterate over them.
What you'll learn
- Create object literals and read, add, modify, and delete properties with dot and bracket notation.
- Define methods and use
thisto access the properties of the object they are invoked on. - Iterate over objects with
Object.keys,Object.values,Object.entries, andfor...in. - Combine
Object.valueswithmap/filter/reduceto process an object's data.
Lessons
Object literals and property accessCreate objects and read their properties. Methods and thisFunctions inside objects and the this keyword. Iterating over objects: keys, values, and entriesObject.keys, Object.values, Object.entries, and for...in.Practice this module in the app
DevPath is a hands-on course: you read the theory here; in the app you put it into practice with exercises that really run, offline.
Start free in the app →